Breast cup



FIG. 1 is a front perspective view of a breast cup showing our design;

FIG. 2 is a rear perspective view of the breast cup of FIG. 1;

FIG. 3 is a front view of the breast cup of FIG. 1;

FIG. 4 is a rear view of the breast cup of FIG. 1;

FIG. 5 is a side view of the breast cup of FIG. 1, the opposite side being a mirror image thereof; and,

FIG. 6 is a top view of a breast cup of FIG. 1. 

The ornamental design for a breast cup, as shown and described. 